/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Vector;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Portatil Siag
 */
public class Demo extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            StringBuffer sb = new StringBuffer();
            sb.append("<html>");
            sb.append("<head>");
            sb.append("<title>Servlet Demo</title>");
            sb.append("</head>");
            sb.append("<body>");
            sb.append("<h1>Servlet Demo at " + request.getContextPath() + "</h1>");

            //
            main.fillTheGap();
            Vector<Photograph> vec = PhotosCache.getDefault().getPhotosByAlbumVector("");
            sb.append("<a>Fotografías sin album</a><br/><table>");
            for (Photograph p : vec) {
                String s = "<tr><td>".concat(String.valueOf(p.get_id())).concat("</td><td>").concat(p.get_album()).concat("</td></tr>");
                sb.append(s);
            }
            sb.append("</table>");
            //

            sb.append("</body>");
            sb.append("</html>");
            out.print(sb.toString());
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
